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authorLinus Torvalds <torvalds@woody.linux-foundation.org>2007-02-07 15:36:08 -0800
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-02-07 15:36:08 -0800
commit21d37bbc65e39a26856de6b14be371ff24e0d03f (patch)
treea04bb72e191cae13f47462c57bb1641c42b7b52b /drivers/acpi/debug.c
parentbff288c19e8b6217ddd660d4fa42c29a0ab1d58c (diff)
parent57e1c5c87db512629dd44ddeb882a5aaf0e4299e (diff)
Merge branch 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux-acpi-2.6
* 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux-acpi-2.6: (140 commits) ACPICA: reduce table header messages to fit within 80 columns asus-laptop: merge with ACPICA table update ACPI: bay: Convert ACPI Bay driver to be compatible with sysfs update. ACPI: bay: new driver is EXPERIMENTAL ACPI: bay: make drive_bays static ACPI: bay: make bay a platform driver ACPI: bay: remove prototype procfs code ACPI: bay: delete unused variable ACPI: bay: new driver adding removable drive bay support ACPI: dock: check if parent is on dock ACPICA: fix gcc build warnings Altix: Add ACPI SSDT PCI device support (hotplug) Altix: ACPI SSDT PCI device support ACPICA: reduce conflicts with Altix patch series ACPI_NUMA: fix HP IA64 simulator issue with extended memory domain ACPI: fix HP RX2600 IA64 boot ACPI: build fix for IBM x440 - CONFIG_X86_SUMMIT ACPICA: Update version to 20070126 ACPICA: Fix for incorrect parameter passed to AcpiTbDeleteTable during table load. ACPICA: Update copyright to 2007. ...
Diffstat (limited to 'drivers/acpi/debug.c')
-rw-r--r--drivers/acpi/debug.c62
1 files changed, 57 insertions, 5 deletions
diff --git a/drivers/acpi/debug.c b/drivers/acpi/debug.c
index 35c6af8a83cd..d48f65a8f658 100644
--- a/drivers/acpi/debug.c
+++ b/drivers/acpi/debug.c
@@ -13,14 +13,11 @@
#define _COMPONENT ACPI_SYSTEM_COMPONENT
ACPI_MODULE_NAME("debug")
-#define ACPI_SYSTEM_FILE_DEBUG_LAYER "debug_layer"
-#define ACPI_SYSTEM_FILE_DEBUG_LEVEL "debug_level"
+
#ifdef MODULE_PARAM_PREFIX
#undef MODULE_PARAM_PREFIX
#endif
-#define MODULE_PARAM_PREFIX
- module_param(acpi_dbg_layer, uint, 0400);
-module_param(acpi_dbg_level, uint, 0400);
+#define MODULE_PARAM_PREFIX "acpi."
struct acpi_dlayer {
const char *name;
@@ -86,6 +83,60 @@ static const struct acpi_dlevel acpi_debug_levels[] = {
ACPI_DEBUG_INIT(ACPI_LV_EVENTS),
};
+/* --------------------------------------------------------------------------
+ FS Interface (/sys)
+ -------------------------------------------------------------------------- */
+static int param_get_debug_layer(char *buffer, struct kernel_param *kp) {
+ int result = 0;
+ int i;
+
+ result = sprintf(buffer, "%-25s\tHex SET\n", "Description");
+
+ for(i = 0; i <ARRAY_SIZE(acpi_debug_layers); i++) {
+ result += sprintf(buffer+result, "%-25s\t0x%08lX [%c]\n",
+ acpi_debug_layers[i].name,
+ acpi_debug_layers[i].value,
+ (acpi_dbg_layer & acpi_debug_layers[i].value) ? '*' : ' ');
+ }
+ result += sprintf(buffer+result, "%-25s\t0x%08X [%c]\n", "ACPI_ALL_DRIVERS",
+ ACPI_ALL_DRIVERS,
+ (acpi_dbg_layer & ACPI_ALL_DRIVERS) ==
+ ACPI_ALL_DRIVERS ? '*' : (acpi_dbg_layer &
+ ACPI_ALL_DRIVERS) == 0 ? ' ' : '-');
+ result += sprintf(buffer+result, "--\ndebug_layer = 0x%08X ( * = enabled)\n", acpi_dbg_layer);
+
+ return result;
+}
+
+static int param_get_debug_level(char *buffer, struct kernel_param *kp) {
+ int result = 0;
+ int i;
+
+ result = sprintf(buffer, "%-25s\tHex SET\n", "Description");
+
+ for (i = 0; i < ARRAY_SIZE(acpi_debug_levels); i++) {
+ result += sprintf(buffer+result, "%-25s\t0x%08lX [%c]\n",
+ acpi_debug_levels[i].name,
+ acpi_debug_levels[i].value,
+ (acpi_dbg_level & acpi_debug_levels[i].
+ value) ? '*' : ' ');
+ }
+ result += sprintf(buffer+result, "--\ndebug_level = 0x%08X (* = enabled)\n",
+ acpi_dbg_level);
+
+ return result;
+}
+
+module_param_call(debug_layer, param_set_uint, param_get_debug_layer, &acpi_dbg_layer, 0644);
+module_param_call(debug_level, param_set_uint, param_get_debug_level, &acpi_dbg_level, 0644);
+
+/* --------------------------------------------------------------------------
+ FS Interface (/proc)
+ -------------------------------------------------------------------------- */
+#ifdef CONFIG_ACPI_PROCFS
+#define ACPI_SYSTEM_FILE_DEBUG_LAYER "debug_layer"
+#define ACPI_SYSTEM_FILE_DEBUG_LEVEL "debug_level"
+
static int
acpi_system_read_debug(char *page,
char **start, off_t off, int count, int *eof, void *data)
@@ -221,3 +272,4 @@ static int __init acpi_debug_init(void)
}
subsys_initcall(acpi_debug_init);
+#endif